MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 570288f2df26f75991fb869eb1a1eb192fa8eadf2f656a0199867e08ff1ad0a5. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AgentTesla


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
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SHA256 hash: 570288f2df26f75991fb869eb1a1eb192fa8eadf2f656a0199867e08ff1ad0a5
SHA3-384 hash: c36654acfc6fc92c2dbd7b592fbe2d2bc632f48454bca79ee94d6a82e77882c48c9ae65b7ea321b93227facbcf9cfe98
SHA1 hash: fbb43e59e53dad5814d6a415e19361549ecaed65
MD5 hash: 28ca65bd34df4a67ee2050301ebfa57f
humanhash: leopard-mockingbird-moon-wolfram
File name:Claim Reference No MAR048780314.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:911'872 bytes
First seen:2022-06-22 15:13:43 UTC
Last seen:2022-06-22 22:39:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:uoKa9xLEPSDVJGyhPZvAq2Hmyd5UaRUuG1:uoKa9xLEPiBPiq2Hmy3RUu
Threatray 17'532 similar samples on MalwareBazaar
TLSH T1C815CF437794AF80C4BC37BF92A6E62113F5FDC66241D72B2EE9B59995322C26D2C301
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter pr0xylife
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
229
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/282352/
Detection(s):
SecuriteInfo.com.IL.Trojan.MSILZilla.20873.15054.8472.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Creating a file
Searching for synchronization primitives
Launching a process
Using the Windows Management Instrumentation requests
Moving of the original file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed wacatac
Link:
https://www.filescan.io/uploads/62b331c578c72835188a5223/reports/370f0d98-84b4-43a9-bd97-3468c639eb95/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/86f38de4-1602-451d-93a6-4ff42b5a14d1
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1018020
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 650516 Sample: Claim Reference No MAR04878... Startdate: 22/06/2022 Architecture: WINDOWS Score: 100 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 4 other signatures 2->49 7 Claim Reference No MAR048780314.exe 15 4 2->7         started        12 Micro.exe 4 2->12         started        14 Micro.exe 3 2->14         started        process3 dnsIp4 37 www.google.com 142.250.203.100, 443, 49723, 49755 GOOGLEUS United States 7->37 29 Claim Reference No MAR048780314.exe.log, ASCII 7->29 dropped 51 Moves itself to temp directory 7->51 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->53 16 estreem.exe 14 3 7->16         started        20 conhost.exe 12->20         started        22 conhost.exe 14->22         started        file5 signatures6 process7 dnsIp8 33 192.168.2.1 unknown unknown 16->33 35 www.google.com 16->35 41 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->41 24 InstallUtil.exe 2 8 16->24         started        signatures9 process10 dnsIp11 39 nvcqa.cam 192.185.37.183, 49773, 49781, 587 UNIFIEDLAYER-AS-1US United States 24->39 31 C:\Users\user\AppData\Roaming\...\Micro.exe, PE32 24->31 dropped 55 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->55 57 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 24->57 59 Tries to steal Mail credentials (via file / registry access) 24->59 61 4 other signatures 24->61 file12 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/570288f2df26f75991fb869eb1a1eb192fa8eadf2f656a0199867e08ff1ad0a5/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-22 14:24:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
46
AV detection:
12 of 26 (46.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k4bir4w7e33vtep3q2pldipldex2r2w7f5swuamzqz7ar7y22csq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
29117482a1a5a018669c1ecbb3365851dfa6b0dfb0cad892b90c8abf81d68dd7
AgentTesla
4dab4fd68a17bb98d112c730919a5f4bb2fd780e6bfbdae7bd4cf957a617a382
AgentTesla
56293306a9df17a9d74d13e7a57e632068ae6fc7c52df2dedb5b0cf331de9b9d
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5e1e2ce82b5fbcf65e9b5253453f4288dc8510fb30451f7f06258d7753bee9b0
AgentTesla
87126e672dcbafa6827503b7c2de467eda7f48367dba3db2fe4209f509c6cf6d
AgentTesla
d1d07d3a85bdacc41a20c1380030da1f39b8b22667a04158e0b177f3acb40de6
AgentTesla
d9b0a3a0da83bf55dbf106483f9edb03ead5bc16e0216770ec7c18c8c5e63c59
AgentTesla
+ 17'522 additional samples on MalwareBazaar
Gathering data
Unpacked files
SH256 hash:
570288f2df26f75991fb869eb1a1eb192fa8eadf2f656a0199867e08ff1ad0a5
MD5 hash:
28ca65bd34df4a67ee2050301ebfa57f
SHA1 hash:
fbb43e59e53dad5814d6a415e19361549ecaed65
Link:
https://www.unpac.me/results/1a57b86a-fde0-4972-81e5-104b0b91e6b0/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/570288f2df26/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/570288f2df26f75991fb869eb1a1eb192fa8eadf2f656a0199867e08ff1ad0a5

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/282352/

Comments